#include <stdio.h>
#include <unistd.h>

int main()
{

    int cnt=0;
    while(1)
    {
        pid_t ret=fork();
        if(ret<0)
        {
            printf("fork error!,cnt:%d\n",ret);
            break;
        }
        else if(ret==0)
        {
            // child process
            while(1) sleep(1);
        }
        // parent process
        cnt++;
    }
    return 0;
}
